Christa McAuliffe (first civilian teacher in space), Judy Resnik (first Jewish person and 2nd American female in space), Kalpana Chawla (first Indian woman in space) and Laurel Clark. I wrote about these female astronauts in my Encyclopedia of Women in Aviation and Space back in 1998 – by then Challenger had happened – but Columbia had not. Worth taking a moment to remember their dedication…
